Ex 7.4 ,5 How quickly can you do this? Fill appropriate sign. ( ‘<’, ‘=’, ‘>’) (k) 5/(7 ) ⎕15/21 5/7 ⎕ 15/21 Cross multiplying, 5 × 21 ⎕ 15 × 7 105 ⎕ 105 105 = 105 ∴ 𝟓/𝟕 = 𝟏𝟓/𝟐𝟏

Next: Ex 7.4, 6 → Ask a doubt

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.

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